UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121212.upa.cvt Date: 1200Z 12 DEC 25 Searching for X2618... Searching the city database file for: X2618 ... Date:1200Z 12 DEC 25 Station: X2618 WMO ident: 32618 Latitude: 55.20 Longitude: 165.98 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- SFC 1017 14 3.8 3.0 95 0.8 3.4 90 29 275.6 276.4 275.7 288.3 4.66 1 1014 37 3.4 -5.6 52 9.0 0.1 91 30 275.5 275.9 272.5 282.3 2.48 2 1000 150 2.8 -12.2 32 15.0 -1.9 95 36 276.0 276.2 271.3 280.2 1.50 3 975 354 1.4 -17.6 23 19.0 -3.7 100 38 276.5 276.7 270.8 279.4 0.98 4 945 605 0.0 -19.0 22 19.0 -4.9 106 40 277.6 277.8 271.3 280.3 0.90 5 925 776 -0.7 -20.7 20 20.0 -5.7 110 42 278.6 278.7 271.7 281.0 0.79 6 850 1449 -2.7 -23.7 18 21.0 -7.6 140 48 283.3 283.4 274.2 285.4 0.66 7 708 2889 -7.9 -19.9 37 12.0 -11.0 140 48 292.8 293.0 279.7 296.2 1.11 8 700 2977 -8.7 -20.7 37 12.0 -11.7 140 48 292.9 293.0 279.6 296.1 1.05 9 500 5500 -24.3 -35.3 35 11.0 -25.8 145 36 303.4 303.5 283.3 304.7 0.38 10 437 6468 -30.3 -40.3 37 10.0 -31.3 163 53 307.7 307.8 284.8 308.6 0.26 11 400 7090 -35.5 -45.5 35 10.0 -36.2 175 64 308.9 308.9 285.1 309.4 0.16 12 323 8545 -46.9 -55.9 35 9.0 -47.2 175 87 312.6 312.6 286.3 312.8 0.06 13 300 9030 -51.9 -59.9 38 8.0 -52.1 175 95 312.2 312.2 286.2 312.3 0.04 14 250 10180 -63.5 -71.5 33 8.0 -63.6 175 110 311.7 311.7 285.9 311.7 0.01 15 247 10253 -64.2 -72.1 33 7.8 -64.3 175 110 311.6 311.6 285.9 311.7 0.01 16 232 10630 -68.1 -75.1 36 7.0 -68.1 180 104 311.4 311.4 285.8 311.4 0.01 17 230 10682 -68.1 -75.1 36 7.0 -68.1 180 101 312.2 312.2 286.1 312.2 0.01 18 211 11207 -59.1 -67.1 35 8.0 -59.2 183 75 334.0 334.0 292.8 334.1 0.02 19 200 11540 -60.3 -68.3 34 8.0 -60.4 185 58 337.3 337.3 293.7 337.4 0.02 20 185 12031 -59.5 -67.5 35 8.0 -59.6 189 57 346.2 346.2 295.8 346.3 0.02 21 150 13370 -53.5 -61.5 37 8.0 -53.8 200 56 377.9 377.9 301.9 378.2 0.06 22 131 14246 -48.5 -57.5 34 9.0 -49.1 207 53 401.8 401.8 305.5 402.4 0.12 23 100 16020 -47.3 -56.3 35 9.0 -48.1 220 46 436.3 436.4 309.6 437.3 0.19 24 86 17013 -50.7 -58.7 38 8.0 -51.3 214 36 448.7 448.8 310.8 449.6 0.16 25 70 18360 -49.9 -58.9 34 9.0 -50.7 205 23 477.6 477.7 313.4 478.8 0.19 26 61 19252 -53.7 -61.7 37 8.0 -54.3 203 25 488.4 488.4 314.2 489.3 0.16 27 52 20277 -54.1 -62.1 37 8.0 -54.8 201 27 510.2 510.3 315.7 511.3 0.17 28 50 20530 -52.5 -60.5 37 8.0 -53.3 200 27 519.8 519.8 316.4 521.2 0.22 29 46 21073 -49.1 -58.1 34 9.0 -50.4 540.5 540.6 317.7 542.7 0.33 30 38 22315 -53.3 -61.3 37 8.0 -54.2 560.2 560.2 318.8 562.0 0.26 31 36 22667 -48.3 -57.3 35 9.0 -50.0 581.8 582.0 319.9 585.1 0.46 32 30 23872 -46.7 -55.7 35 9.0 -48.8 617.3 617.6 321.6 622.4 0.67 TRP 232 10630 -68.1 -75.1 36 7.0 -68.1 180 104 311.4 311.4 285.8 311.4 0.01 WND 247 10253 -64.2 -72.1 33 7.8 -64.3 175 110 311.6 311.6 285.9 311.7 0.01 Sounding variables and indices 1000-500 mb thick: 5350.00 m Freezing level: 945.00 mb = 605.00 m = 1984.89 ft Wetbulb zero: 1013.44 mb = 41.92 m = 137.53 ft Precipitable water: 0.21 inches Sfc-500 mean rel hum: 31.00 % Est. max temperature: 10.42 C = 50.75 F Sfc-Lift cond lev (LCL): 1004.52 mb = 113.47 m = 372.28 ft T: 2.99 C 700-500 lapse rate: 6.18 C/km ThetaE index: 8.83 C Layer 1014.0- 945.0 mb Conv cond level (CCL): 518.16 mb = 5232.43 m = 17166.56 ft Mean mixing ratio: 1.20 g/kg Conv temperature: 30.64 C = 87.16 F Cap Strength: 13.70 C Lifted Index: 19.24 C Risk: None Lifted Index @300 mb: 22.49 C Lifted Index @700 mb: 13.60 C Showalter Index: 15.47 C Risk: None Total Totals Index: 22.20 C Risk: None Vertical Totals Index: 21.60 C Cross Totals Index: 0.60 C K Index: -14.10 Risk: None Sweat Index: 132.00 Risk: None Energy Index: 4.10 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.95 J/kg Max Up Vert Vel: 4.89 m/s Conv Inhibition (B-): 46195.36 J/kg Cap Strength: 19.03 C Lift Cond Lev (LCL): 745.61 mb = 2480.95 m = 8139.51 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 166 at 32 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 1017 14 90 29 -29.0 0.0 | 34 38 -21.3 -31.5 1 1000 150 95 36 -35.9 3.1 | 45 40 -28.2 -28.3 2 925 776 110 42 -39.5 14.4 | 62 36 -31.8 -17.1 3 850 1449 140 48 -30.9 36.8 | 103 24 -23.2 5.3 4 700 2977 140 48 -30.9 36.8 | 103 24 -23.2 5.3 5 500 5500 145 36 -20.6 29.5 | 81 13 -13.0 -2.0 6 400 7090 175 64 -5.6 63.8 | 184 32 2.1 32.3 7 300 9030 175 95 -8.3 94.6 | 179 63 -0.6 63.2 8 250 10180 175 110 -9.6 109.6 | 179 78 -1.9 78.1 9 247 10253 175 110 -9.6 109.6 | 179 78 -1.9 78.1 10 232 10630 180 104 0.0 104.0 | 186 73 7.7 72.5 11 200 11540 185 58 5.1 57.8 | 206 29 12.7 26.3 12 150 13370 200 56 19.2 52.6 | 232 34 26.8 21.1 13 100 16020 220 46 29.6 35.2 | 264 37 37.2 3.8 14 70 18360 205 23 9.7 20.8 | 301 20 17.4 -10.6 15 50 20530 200 27 9.2 25.4 | 290 18 16.9 -6.1 Wind Parameters Mean winds (0-6000m): 136.3 at 43.2 knts Storm direction: 166.3 at 32.4 knts Shear (0-3000m) pos: 6.3 neg: 0.0 tot: 6.3 10-3/s Storm rel Dir Shear (0-3000m): 68.6 deg Storm rel helicity (0-3000m) pos: 351.0 neg: -0.4 tot: 350.6 m^2/s^2 ave: 116.9 10^-3 m/s^2 rel: 0.90 Storm rel vorticity (0-3000m) horiz: 7.5 stream: 6.7 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.12 Bulk Shear: 96.17 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 98 36 47 39| 13.6 0.0 13.6|140.2 0.0 140.2 280.5 0.97| 14.5 14.0 1000 105 39 55 37| 12.4 0.0 12.4|249.2 0.0 249.2 249.2 0.92| 14.1 13.1 1500 115 41 65 33| 12.6 0.0 12.6|351.0 0.0 351.0 234.0 0.90| 14.9 13.5 2000 122 43 73 30| 9.5 0.0 9.5|351.0 0.0 351.0 175.5 0.90| 11.2 10.1 2500 126 44 79 28| 7.6 0.0 7.6|351.0 0.0 351.0 140.4 0.90| 9.0 8.1 3000 129 45 83 27| 6.3 0.0 6.3|351.0 -0.4 350.6 116.9 0.90| 7.5 6.7 4000 132 45 87 26| 4.4 0.0 4.4|351.0 -11.0 339.9 85.0 0.77| 6.3 4.8 5000 134 44 88 24| 3.3 0.0 3.3|351.0 -23.0 327.9 65.6 0.65| 5.5 3.6 6000 136 43 89 22| 3.6 0.0 3.6|389.3 -28.2 361.1 60.2 0.66| 5.8 3.8 Wrote GIF file: /home/apache/climate/data/raob//X2618/skewt/X2618.skewt.20251212.12.gif